HO-PEG21-OH - ≥97% , CAS No.928211-42-1

CAS: 928211-42-1 Cat. No.: P596773 Molecular Weight: 943.12
AVAILABLE TO ORDER
GRADE & PURITY ≥97%
Storage
Protected from light,Store at -20°C,Desiccated
Shipped In
Ice chest + Ice pads
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
50mg
P596773-50mg
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$59.90
250mg
P596773-250mg
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$198.90
1g
P596773-1g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$546.90
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Why this grade

≥97% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Protected from light,Store at -20°C,Desiccated Ships Ice chest + Ice pads Check lot-specific COA for exact specifications.

📋

Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

📚

Literature proof

Cited in 1 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Overview

PEG22 is a polymeric structure consisting of ethylene glycol units and two terminal hydroxyl groups. The hydroxyl group can be reacted to further derivatize the compound. The hydrophilic PEG linkers increase the water solubility of the compound in aqueous media. The water solubility properties of the PEG linker are enhanced with longer PEG chains.

Specifications

Specifications & Purity
≥97%
Storage
Protected from light, Store at -20°C, Desiccated
Shipped In
Ice chest + Ice pads
This product requires cold chain shipping. Ground and other economy services are not available.
Purity
≥97%
Names and Identifiers
Isomeric SMILES C(COCCOCCOCCOCCOCCOCCOCCOCCOCCOCCOCCOCCOCCOCCOCCOCCOCCOCCOCCOCCO)O
Molecular Weight 943.12

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

Download SDS →

✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

View datasheet →

🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Certificates(CoA,COO,BSE/TSE and Analysis Chart)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:
Chemical and Physical Properties
Molecular Weight943.100 g/mol
XLogP3-4.100
Hydrogen Bond Donor Count2
Hydrogen Bond Acceptor Count22
Rotatable Bond Count61
Exact Mass942.561 Da
Monoisotopic Mass942.561 Da
Topological Polar Surface Area225.000 Ų
Heavy Atom Count64
Formal Charge0
Complexity736.000
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count1
Citations of This Product
References
1. Zhengli Peng, Mo Zhu, Jinxian Yang, Lianwei Li.  (2022)  How does Poly(ethylene glycol) with varied chain length affect the thermo-responsive behavior of methyl cellulose in aqueous solutions?.  POLYMER,      [PMID:] [10.1016/j.polymer.2022.125510]
Solution Calculators
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